@misc{Riccius_Krzysztof_Christoph.,
 author={Riccius, Krzysztof},
 howpublished={online},
 publisher={apud Petrum Blasium},
 language={łacina},
 type={stary druk},
 title={Christoph. Ricci J. U. D. Problema Regium De Electione Principum Tranqvilla},
 keywords={stare druki, Paryż},
}